Mahle Rings Performance Gas Nitride Steel 4.030 x .043 .157 RW Plain Ring Set

In this set, you get a complete ring set for your engine, featuring gas nitride steel construction. These rings are designed for a 4.030 inch bore size and have a thickness of .043 inches for the top and second rings, with a .157 inch oil ring. The nitride treatment on the top ring helps them stand up to the heat and stress of performance gas applications.

Mahle OE is known for making well-built engine components, and this ring set is no exception. The nitride steel material is chosen for its ability to resist wear and maintain its sealing properties under demanding conditions. This means you can expect a solid seal between your piston and cylinder wall, which is crucial for good compression and efficient combustion. They fit right into your pistons, making them a straightforward replacement when you're rebuilding or refreshing your engine.